peivspusWhat's the difference?

Which to use

“pei” and “pus” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#45,496
“pei” frequency rank
#26,976
“pus” frequency rank
72472
confusion score

Side-by-Side Comparison

Feature pei pus
Definition Decimoséptima letra del alfabeto hebreo Sustancia blanquecina o amarillenta producida por el cuerpo durante procesos infecciosos. Está compuesto, principalmente, por microorganismos muertos, glóbulos blancos muertos, y restos de tejido dañado.

Where the spellings diverge

Shared letters are muted; the letters that actually set pei and pus apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.

3 ch
pei
3 ch
pus

Spelling & Dictionary Insight

A purely visual mix-up. pei ([ˈpej]) and pus ([ˈpus]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 72472, derived from the frequency rank of both members and their visual similarity.

pei is recorded at frequency rank #45,496, classified as anoun, pronounced [ˈpej]. pus is at rank #26,976, tagged as anoun, pronounced [ˈpus].

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 72472, this pair ranks #25,273 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of pei vs pus

Shared letters: p. Private to "pei": ei. Private to "pus": su.

"pei" · 3 letters · shape CVV  ·  "pus" · 3 letters · shape CVC

Frequency comparison

pei#45,496
pus#26,976

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "pei" and "pus" be used interchangeably?
No. They are said differently ([ˈpej] versus [ˈpus]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "pei" or "pus"?
"pus" is the more common of the two: it sits at frequency rank #26,976 in our Spanish list, against #45,496 for "pei". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering pei vs pus

The fastest way to pick the right one every time.

  • Read both glosses above and match the meaning you intend, only context separates this pair.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “pei” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list